Labyrinthodontia
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"Labyrinthodont" generally refers to extinct four-limbed tetrapods with a large body size and a crocodile-like lifestyle. The name describes the pattern of infolding of the dentin and enamel of the te
Proterogyrinus NT
Early ("ichthyostegalian") labyrinthodont
Skeletal reconstruction of Acanthostega, an early (ichthyostegalian) labyrinthodont
Reconstruction of Branchiosaurus, a temnospondyl tadpole or paedomorph form with external gills
Lissamphibia
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The Lissamphibia is a group of tetrapods that includes all modern amphibians. Lissamphibians consist of three living groups: the Salientia, the Caudata, and the Gymnophiona.
Labyrinthodontia
…group (clade) exclusive of other tetrapods. Instead, they constitute an evolutionary grade (a paraphyletic group), ancestral to living tetrapods such as lissamphibians (modern amphibians) and amniotes (reptiles, mammals, and kin). "Labyrinthodont"-grade vertebrates evolved from lobe-finned fishes in the Devonian…
Centrolene buckleyi 01
Reconstruction of Gerobatrachus, possible ancestor of salamanders and frogs
Eucritta 1DB white background
Georgenthalia 22DB